In traditional engineering, the bulk of time as well as of the cost is spent in production, while the architecture and design phase only contributes a minor part of time and cost.

在传统工程中，大部分时间和经费用于生产，而用于规划和设计阶段的仅占一小部分。

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It is on track to be introduced in summer of 2012, and is still in the engineering phase, not early production. We suspect that poor battery life doomed the prior prototype version.

iPhone5将于2012年夏天发布，目前仍处于工程设计阶段，新机尚未产出，放弃此前原型机设计可能是因为电池续航时间不甚理想。

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PR's are raised during the Production engineering/breakdown phase of a contract by Drawing office and/or Production Engineering personnel.

在合同生产工程/细目分类阶段，由图纸办公室和/后生产工程人员提出请购单。

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Navistar said it might have an opportunity to bid on a production contract once the engineering phase is complete, but said it still thinks its Saratoga JLTV, based on existing commercial trucks, is a cost-effective solution.

FORBES: Another Big Blow For Navistar